Math experts show new stamp is sum total of excellence

        

      

      

        
          By Lin Qi | 
          chinadaily.com.cn |
          Updated: 2025-03-14 15:47
          
          
          
          
        


        
      

      

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   Wang Yusheng, the mathematician, and Gu Yunuo, a student, share their interest in mathematics at the launch ceremony of four math-themed stamps in Beijing. [Photo by Jiang Dong/China Daily] 
 
 

 

        


        
        
      

        
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